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[James Fogg]

> Ok, total neophyte input here on my part. But most of the 
> techniques I've seen involve doing the casting inside a small 
> dixie cup. If the problem is air bubbles, what about using a 
> common (at least back in the 70's) device that many people 
> still have in their kitchens... a "seal-a-meal". Mine has a 

I think the usual approach is a vibrating table shake the bubbles to the
surface.